里面包含5个wheel:
opencv_python-3.4.3.18-cp37-cp37m-linux_armv7l.whl
opencv_python-4.1.1.26-cp37-cp37m-linux_armv7l.whl
opencv_python-4.1.1.26-cp35-cp35m-linux_armv7l.whl
opencv_python-4.1.1.26-cp37-cp37m-linux_armv6l.whl
opencv_python-4.1.1.26-cp37-cp37m-linux_armv7l.whl